Pentax XW (70517 30, 70518 40) Eyepieces for Pentax Spotting scopes / telescopes

SKU: PX-WA-XW-30-40

The best Pentax XW Eyepieces (70517 30, 70518 40) for Pentax Spotting scopes and telescopes

Improved 70 degree field of view for easier viewing
Designed specifically to provide ideal viewing conditions when used with a telescope
Fully multi-coated lenses increase light transmission and color quality
High-refraction, low-dispersion lanthanum glass elements deliver bright, high-resolution images with minimal aberrations and distortions
Advanced computer simulation design technology was used to drastically reduce internal reflections producing brighter, clearer images
JIS Class 4 weather proof construction makes these eyepieces more durable
Long eye-relief for viewing with or without glasses
Limited Lifetime Warranty

XW30

XW40

Lens Structure:

7 elements
6 groups

6 element
5 groups

Focal Length:

30mm

40mm

Apparent Field of View:

70°

Eye Relief:

20mm

Attachment Diameter:

2” (50.8mm)

Filter Diameter:

48mm

Field Stop Diameter:

36.2mm

46.5mm

Eyepiece Ring:

Helicoid type

Height & Width:

4.8”x3.0”

4.6”x3.0”

Weight:

26.1 oz. (740g)

24.7 oz. (700g)

Pentax XW (70517 30, 70518 40) Eyepieces for Pentax Spotting scopes / telescopes

XW-30-40

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